Please Read and understand the Full Guide before Performing AnyAction.

Use these instructions at your ownrisk. We will not be responsible for everything that happens to you or your device, resulting from the use of information in this guide.

This tutorialis only for King H8 SC6820. Please do not use it on any other options smartphone or tablet.

Make sure that the USB drivers for your device are installed on the computer.

Your smartphone must have a 70–80% charge.

Make a backup copy of important data such as call logs, SMS, and other data, it is to if something goes wrong, your data is not affected.

You Can Use The Following Flash Files For Upgrade King H8 Android 2.3.5/ And If You Want To HardReset It By Flashing The StockROM/ In Case If You Are Using Any Custom Rom And Want Back To Stock Rom And OfficialFirmware Or Facing The Boot Loop Problem. This Method Is Also Useful For SuddenDeath/Bricked/NotPower And Also After Flashing The Stock Rom IMEINull or UnknownBaseband Problems Can Be Solved.

How To Flash/Update King H8 SC6820 Android 2.3.5 With Research Download Tool:-

4. In the window that pops up, navigate to the location of the .pac file, select it then click Open.

5. The PAC file should now be loaded (its name should appear at the top).

6. Click the Settings Icon (top left corner).

7. In the box that pops up, untick any item(s) you do not wish to flash then click OK. Ignore this step if you wish to flash all files.

8. Click the Start downloading button.

9. You should see Waiting…. under the Progress bar.

10. Switch off the phone (still with battery inside) then connect it to the PC via USB cord (note that you might need to hold the volume decrease button while connecting to PC on some phones) and flashing should begin. DO NOT interrupt.

11. Once flashing is complete, you’ll see Passed.

12. Click on the Stop downloading icon then disconnect the phone from PC and boot.